drivers/net/dpaa/dpaa_ethdev.c

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright 2016 Freescale Semiconductor, Inc. All rights reserved.
   5  *   Copyright 2017 NXP.
   6  *
   7  *   Redistribution and use in source and binary forms, with or without
   8  *   modification, are permitted provided that the following conditions
   9  *   are met:
  10  *
  11  *     * Redistributions of source code must retain the above copyright
  12  *       notice, this list of conditions and the following disclaimer.
  13  *     * Redistributions in binary form must reproduce the above copyright
  14  *       notice, this list of conditions and the following disclaimer in
  15  *       the documentation and/or other materials provided with the
  16  *       distribution.
  17  *     * Neither the name of  Freescale Semiconductor, Inc nor the names of its
  18  *       contributors may be used to endorse or promote products derived
  19  *       from this software without specific prior written permission.
  20  *
  21  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  22  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  23  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  24  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  25  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  26  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  27  *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  28  *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  29  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  30  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  31  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  32  */
  33 /* System headers */
  34 #include <stdio.h>
  35 #include <inttypes.h>
  36 #include <unistd.h>
  37 #include <limits.h>
  38 #include <sched.h>
  39 #include <signal.h>
  40 #include <pthread.h>
  41 #include <sys/types.h>
  42 #include <sys/syscall.h>
  43
  44 #include <rte_byteorder.h>
  45 #include <rte_common.h>
  46 #include <rte_interrupts.h>
  47 #include <rte_log.h>
  48 #include <rte_debug.h>
  49 #include <rte_pci.h>
  50 #include <rte_atomic.h>
  51 #include <rte_branch_prediction.h>
  52 #include <rte_memory.h>
  53 #include <rte_tailq.h>
  54 #include <rte_eal.h>
  55 #include <rte_alarm.h>
  56 #include <rte_ether.h>
  57 #include <rte_ethdev.h>
  58 #include <rte_malloc.h>
  59 #include <rte_ring.h>
  60
  61 #include <rte_dpaa_bus.h>
  62 #include <rte_dpaa_logs.h>
  63 #include <dpaa_mempool.h>
  64
  65 #include <dpaa_ethdev.h>
  66 #include <dpaa_rxtx.h>
  67
  68 #include <fsl_usd.h>
  69 #include <fsl_qman.h>
  70 #include <fsl_bman.h>
  71 #include <fsl_fman.h>
  72
  73 /* Keep track of whether QMAN and BMAN have been globally initialized */
  74 static int is_global_init;
  75
  76 struct rte_dpaa_xstats_name_off {
  77         char name[RTE_ETH_XSTATS_NAME_SIZE];
  78         uint32_t offset;
  79 };
  80
  81 static const struct rte_dpaa_xstats_name_off dpaa_xstats_strings[] = {
  82         {"rx_align_err",
  83                 offsetof(struct dpaa_if_stats, raln)},
  84         {"rx_valid_pause",
  85                 offsetof(struct dpaa_if_stats, rxpf)},
  86         {"rx_fcs_err",
  87                 offsetof(struct dpaa_if_stats, rfcs)},
  88         {"rx_vlan_frame",
  89                 offsetof(struct dpaa_if_stats, rvlan)},
  90         {"rx_frame_err",
  91                 offsetof(struct dpaa_if_stats, rerr)},
  92         {"rx_drop_err",
  93                 offsetof(struct dpaa_if_stats, rdrp)},
  94         {"rx_undersized",
  95                 offsetof(struct dpaa_if_stats, rund)},
  96         {"rx_oversize_err",
  97                 offsetof(struct dpaa_if_stats, rovr)},
  98         {"rx_fragment_pkt",
  99                 offsetof(struct dpaa_if_stats, rfrg)},
 100         {"tx_valid_pause",
 101                 offsetof(struct dpaa_if_stats, txpf)},
 102         {"tx_fcs_err",
 103                 offsetof(struct dpaa_if_stats, terr)},
 104         {"tx_vlan_frame",
 105                 offsetof(struct dpaa_if_stats, tvlan)},
 106         {"rx_undersized",
 107                 offsetof(struct dpaa_if_stats, tund)},
 108 };
 109
 110 static int
 111 dpaa_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
 112 {
 113         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 114
 115         PMD_INIT_FUNC_TRACE();
 116
 117         if (mtu < ETHER_MIN_MTU)
 118                 return -EINVAL;
 119         if (mtu > ETHER_MAX_LEN)
 120                 dev->data->dev_conf.rxmode.jumbo_frame = 1;
 121         else
 122                 dev->data->dev_conf.rxmode.jumbo_frame = 0;
 123
 124         dev->data->dev_conf.rxmode.max_rx_pkt_len = mtu;
 125
 126         fman_if_set_maxfrm(dpaa_intf->fif, mtu);
 127
 128         return 0;
 129 }
 130
 131 static int
 132 dpaa_eth_dev_configure(struct rte_eth_dev *dev __rte_unused)
 133 {
 134         PMD_INIT_FUNC_TRACE();
 135
 136         if (dev->data->dev_conf.rxmode.jumbo_frame == 1) {
 137                 if (dev->data->dev_conf.rxmode.max_rx_pkt_len <=
 138                     DPAA_MAX_RX_PKT_LEN)
 139                         return dpaa_mtu_set(dev,
 140                                 dev->data->dev_conf.rxmode.max_rx_pkt_len);
 141                 else
 142                         return -1;
 143         }
 144         return 0;
 145 }
 146
 147 static const uint32_t *
 148 dpaa_supported_ptypes_get(struct rte_eth_dev *dev)
 149 {
 150         static const uint32_t ptypes[] = {
 151                 /*todo -= add more types */
 152                 RTE_PTYPE_L2_ETHER,
 153                 RTE_PTYPE_L3_IPV4,
 154                 RTE_PTYPE_L3_IPV4_EXT,
 155                 RTE_PTYPE_L3_IPV6,
 156                 RTE_PTYPE_L3_IPV6_EXT,
 157                 RTE_PTYPE_L4_TCP,
 158                 RTE_PTYPE_L4_UDP,
 159                 RTE_PTYPE_L4_SCTP
 160         };
 161
 162         PMD_INIT_FUNC_TRACE();
 163
 164         if (dev->rx_pkt_burst == dpaa_eth_queue_rx)
 165                 return ptypes;
 166         return NULL;
 167 }
 168
 169 static int dpaa_eth_dev_start(struct rte_eth_dev *dev)
 170 {
 171         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 172
 173         PMD_INIT_FUNC_TRACE();
 174
 175         /* Change tx callback to the real one */
 176         dev->tx_pkt_burst = dpaa_eth_queue_tx;
 177         fman_if_enable_rx(dpaa_intf->fif);
 178
 179         return 0;
 180 }
 181
 182 static void dpaa_eth_dev_stop(struct rte_eth_dev *dev)
 183 {
 184         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 185
 186         PMD_INIT_FUNC_TRACE();
 187
 188         fman_if_disable_rx(dpaa_intf->fif);
 189         dev->tx_pkt_burst = dpaa_eth_tx_drop_all;
 190 }
 191
 192 static void dpaa_eth_dev_close(struct rte_eth_dev *dev)
 193 {
 194         PMD_INIT_FUNC_TRACE();
 195
 196         dpaa_eth_dev_stop(dev);
 197 }
 198
 199 static int
 200 dpaa_fw_version_get(struct rte_eth_dev *dev __rte_unused,
 201                      char *fw_version,
 202                      size_t fw_size)
 203 {
 204         int ret;
 205         FILE *svr_file = NULL;
 206         unsigned int svr_ver = 0;
 207
 208         PMD_INIT_FUNC_TRACE();
 209
 210         svr_file = fopen(DPAA_SOC_ID_FILE, "r");
 211         if (!svr_file) {
 212                 DPAA_PMD_ERR("Unable to open SoC device");
 213                 return -ENOTSUP; /* Not supported on this infra */
 214         }
 215         if (fscanf(svr_file, "svr:%x", &svr_ver) <= 0)
 216                 DPAA_PMD_ERR("Unable to read SoC device");
 217
 218         fclose(svr_file);
 219
 220         ret = snprintf(fw_version, fw_size, "SVR:%x-fman-v%x",
 221                        svr_ver, fman_ip_rev);
 222         ret += 1; /* add the size of '\0' */
 223
 224         if (fw_size < (uint32_t)ret)
 225                 return ret;
 226         else
 227                 return 0;
 228 }
 229
 230 static void dpaa_eth_dev_info(struct rte_eth_dev *dev,
 231                               struct rte_eth_dev_info *dev_info)
 232 {
 233         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 234
 235         PMD_INIT_FUNC_TRACE();
 236
 237         dev_info->max_rx_queues = dpaa_intf->nb_rx_queues;
 238         dev_info->max_tx_queues = dpaa_intf->nb_tx_queues;
 239         dev_info->min_rx_bufsize = DPAA_MIN_RX_BUF_SIZE;
 240         dev_info->max_rx_pktlen = DPAA_MAX_RX_PKT_LEN;
 241         dev_info->max_mac_addrs = DPAA_MAX_MAC_FILTER;
 242         dev_info->max_hash_mac_addrs = 0;
 243         dev_info->max_vfs = 0;
 244         dev_info->max_vmdq_pools = ETH_16_POOLS;
 245         dev_info->flow_type_rss_offloads = DPAA_RSS_OFFLOAD_ALL;
 246         dev_info->speed_capa = (ETH_LINK_SPEED_1G |
 247                                 ETH_LINK_SPEED_10G);
 248         dev_info->rx_offload_capa =
 249                 (DEV_RX_OFFLOAD_IPV4_CKSUM |
 250                 DEV_RX_OFFLOAD_UDP_CKSUM   |
 251                 DEV_RX_OFFLOAD_TCP_CKSUM);
 252         dev_info->tx_offload_capa =
 253                 (DEV_TX_OFFLOAD_IPV4_CKSUM  |
 254                 DEV_TX_OFFLOAD_UDP_CKSUM   |
 255                 DEV_TX_OFFLOAD_TCP_CKSUM);
 256 }
 257
 258 static int dpaa_eth_link_update(struct rte_eth_dev *dev,
 259                                 int wait_to_complete __rte_unused)
 260 {
 261         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 262         struct rte_eth_link *link = &dev->data->dev_link;
 263
 264         PMD_INIT_FUNC_TRACE();
 265
 266         if (dpaa_intf->fif->mac_type == fman_mac_1g)
 267                 link->link_speed = 1000;
 268         else if (dpaa_intf->fif->mac_type == fman_mac_10g)
 269                 link->link_speed = 10000;
 270         else
 271                 DPAA_PMD_ERR("invalid link_speed: %s, %d",
 272                              dpaa_intf->name, dpaa_intf->fif->mac_type);
 273
 274         link->link_status = dpaa_intf->valid;
 275         link->link_duplex = ETH_LINK_FULL_DUPLEX;
 276         link->link_autoneg = ETH_LINK_AUTONEG;
 277         return 0;
 278 }
 279
 280 static int dpaa_eth_stats_get(struct rte_eth_dev *dev,
 281                                struct rte_eth_stats *stats)
 282 {
 283         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 284
 285         PMD_INIT_FUNC_TRACE();
 286
 287         fman_if_stats_get(dpaa_intf->fif, stats);
 288         return 0;
 289 }
 290
 291 static void dpaa_eth_stats_reset(struct rte_eth_dev *dev)
 292 {
 293         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 294
 295         PMD_INIT_FUNC_TRACE();
 296
 297         fman_if_stats_reset(dpaa_intf->fif);
 298 }
 299
 300 static int
 301 dpaa_dev_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstat *xstats,
 302                     unsigned int n)
 303 {
 304         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 305         unsigned int i = 0, num = RTE_DIM(dpaa_xstats_strings);
 306         uint64_t values[sizeof(struct dpaa_if_stats) / 8];
 307
 308         if (xstats == NULL)
 309                 return 0;
 310
 311         if (n < num)
 312                 return num;
 313
 314         fman_if_stats_get_all(dpaa_intf->fif, values,
 315                               sizeof(struct dpaa_if_stats) / 8);
 316
 317         for (i = 0; i < num; i++) {
 318                 xstats[i].id = i;
 319                 xstats[i].value = values[dpaa_xstats_strings[i].offset / 8];
 320         }
 321         return i;
 322 }
 323
 324 static int
 325 dpaa_xstats_get_names(__rte_unused struct rte_eth_dev *dev,
 326                       struct rte_eth_xstat_name *xstats_names,
 327                       unsigned int limit)
 328 {
 329         unsigned int i, stat_cnt = RTE_DIM(dpaa_xstats_strings);
 330
 331         if (limit < stat_cnt)
 332                 return stat_cnt;
 333
 334         if (xstats_names != NULL)
 335                 for (i = 0; i < stat_cnt; i++)
 336                         snprintf(xstats_names[i].name,
 337                                  sizeof(xstats_names[i].name),
 338                                  "%s",
 339                                  dpaa_xstats_strings[i].name);
 340
 341         return stat_cnt;
 342 }
 343
 344 static int
 345 dpaa_xstats_get_by_id(struct rte_eth_dev *dev, const uint64_t *ids,
 346                       uint64_t *values, unsigned int n)
 347 {
 348         unsigned int i, stat_cnt = RTE_DIM(dpaa_xstats_strings);
 349         uint64_t values_copy[sizeof(struct dpaa_if_stats) / 8];
 350
 351         if (!ids) {
 352                 struct dpaa_if *dpaa_intf = dev->data->dev_private;
 353
 354                 if (n < stat_cnt)
 355                         return stat_cnt;
 356
 357                 if (!values)
 358                         return 0;
 359
 360                 fman_if_stats_get_all(dpaa_intf->fif, values_copy,
 361                                       sizeof(struct dpaa_if_stats) / 8);
 362
 363                 for (i = 0; i < stat_cnt; i++)
 364                         values[i] =
 365                                 values_copy[dpaa_xstats_strings[i].offset / 8];
 366
 367                 return stat_cnt;
 368         }
 369
 370         dpaa_xstats_get_by_id(dev, NULL, values_copy, stat_cnt);
 371
 372         for (i = 0; i < n; i++) {
 373                 if (ids[i] >= stat_cnt) {
 374                         DPAA_PMD_ERR("id value isn't valid");
 375                         return -1;
 376                 }
 377                 values[i] = values_copy[ids[i]];
 378         }
 379         return n;
 380 }
 381
 382 static int
 383 dpaa_xstats_get_names_by_id(
 384         struct rte_eth_dev *dev,
 385         struct rte_eth_xstat_name *xstats_names,
 386         const uint64_t *ids,
 387         unsigned int limit)
 388 {
 389         unsigned int i, stat_cnt = RTE_DIM(dpaa_xstats_strings);
 390         struct rte_eth_xstat_name xstats_names_copy[stat_cnt];
 391
 392         if (!ids)
 393                 return dpaa_xstats_get_names(dev, xstats_names, limit);
 394
 395         dpaa_xstats_get_names(dev, xstats_names_copy, limit);
 396
 397         for (i = 0; i < limit; i++) {
 398                 if (ids[i] >= stat_cnt) {
 399                         DPAA_PMD_ERR("id value isn't valid");
 400                         return -1;
 401                 }
 402                 strcpy(xstats_names[i].name, xstats_names_copy[ids[i]].name);
 403         }
 404         return limit;
 405 }
 406
 407 static void dpaa_eth_promiscuous_enable(struct rte_eth_dev *dev)
 408 {
 409         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 410
 411         PMD_INIT_FUNC_TRACE();
 412
 413         fman_if_promiscuous_enable(dpaa_intf->fif);
 414 }
 415
 416 static void dpaa_eth_promiscuous_disable(struct rte_eth_dev *dev)
 417 {
 418         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 419
 420         PMD_INIT_FUNC_TRACE();
 421
 422         fman_if_promiscuous_disable(dpaa_intf->fif);
 423 }
 424
 425 static void dpaa_eth_multicast_enable(struct rte_eth_dev *dev)
 426 {
 427         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 428
 429         PMD_INIT_FUNC_TRACE();
 430
 431         fman_if_set_mcast_filter_table(dpaa_intf->fif);
 432 }
 433
 434 static void dpaa_eth_multicast_disable(struct rte_eth_dev *dev)
 435 {
 436         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 437
 438         PMD_INIT_FUNC_TRACE();
 439
 440         fman_if_reset_mcast_filter_table(dpaa_intf->fif);
 441 }
 442
 443 static
 444 int dpaa_eth_rx_queue_setup(struct rte_eth_dev *dev, uint16_t queue_idx,
 445                             uint16_t nb_desc __rte_unused,
 446                             unsigned int socket_id __rte_unused,
 447                             const struct rte_eth_rxconf *rx_conf __rte_unused,
 448                             struct rte_mempool *mp)
 449 {
 450         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 451
 452         PMD_INIT_FUNC_TRACE();
 453
 454         DPAA_PMD_INFO("Rx queue setup for queue index: %d", queue_idx);
 455
 456         if (!dpaa_intf->bp_info || dpaa_intf->bp_info->mp != mp) {
 457                 struct fman_if_ic_params icp;
 458                 uint32_t fd_offset;
 459                 uint32_t bp_size;
 460
 461                 if (!mp->pool_data) {
 462                         DPAA_PMD_ERR("Not an offloaded buffer pool!");
 463                         return -1;
 464                 }
 465                 dpaa_intf->bp_info = DPAA_MEMPOOL_TO_POOL_INFO(mp);
 466
 467                 memset(&icp, 0, sizeof(icp));
 468                 /* set ICEOF for to the default value , which is 0*/
 469                 icp.iciof = DEFAULT_ICIOF;
 470                 icp.iceof = DEFAULT_RX_ICEOF;
 471                 icp.icsz = DEFAULT_ICSZ;
 472                 fman_if_set_ic_params(dpaa_intf->fif, &icp);
 473
 474                 fd_offset = RTE_PKTMBUF_HEADROOM + DPAA_HW_BUF_RESERVE;
 475                 fman_if_set_fdoff(dpaa_intf->fif, fd_offset);
 476
 477                 /* Buffer pool size should be equal to Dataroom Size*/
 478                 bp_size = rte_pktmbuf_data_room_size(mp);
 479                 fman_if_set_bp(dpaa_intf->fif, mp->size,
 480                                dpaa_intf->bp_info->bpid, bp_size);
 481                 dpaa_intf->valid = 1;
 482                 DPAA_PMD_INFO("if =%s - fd_offset = %d offset = %d",
 483                             dpaa_intf->name, fd_offset,
 484                         fman_if_get_fdoff(dpaa_intf->fif));
 485         }
 486         dev->data->rx_queues[queue_idx] = &dpaa_intf->rx_queues[queue_idx];
 487
 488         return 0;
 489 }
 490
 491 static
 492 void dpaa_eth_rx_queue_release(void *rxq __rte_unused)
 493 {
 494         PMD_INIT_FUNC_TRACE();
 495 }
 496
 497 static
 498 int dpaa_eth_tx_queue_setup(struct rte_eth_dev *dev, uint16_t queue_idx,
 499                             uint16_t nb_desc __rte_unused,
 500                 unsigned int socket_id __rte_unused,
 501                 const struct rte_eth_txconf *tx_conf __rte_unused)
 502 {
 503         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 504
 505         PMD_INIT_FUNC_TRACE();
 506
 507         DPAA_PMD_INFO("Tx queue setup for queue index: %d", queue_idx);
 508         dev->data->tx_queues[queue_idx] = &dpaa_intf->tx_queues[queue_idx];
 509         return 0;
 510 }
 511
 512 static void dpaa_eth_tx_queue_release(void *txq __rte_unused)
 513 {
 514         PMD_INIT_FUNC_TRACE();
 515 }
 516
 517 static int dpaa_link_down(struct rte_eth_dev *dev)
 518 {
 519         PMD_INIT_FUNC_TRACE();
 520
 521         dpaa_eth_dev_stop(dev);
 522         return 0;
 523 }
 524
 525 static int dpaa_link_up(struct rte_eth_dev *dev)
 526 {
 527         PMD_INIT_FUNC_TRACE();
 528
 529         dpaa_eth_dev_start(dev);
 530         return 0;
 531 }
 532
 533 static int
 534 dpaa_flow_ctrl_set(struct rte_eth_dev *dev,
 535                    struct rte_eth_fc_conf *fc_conf)
 536 {
 537         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 538         struct rte_eth_fc_conf *net_fc;
 539
 540         PMD_INIT_FUNC_TRACE();
 541
 542         if (!(dpaa_intf->fc_conf)) {
 543                 dpaa_intf->fc_conf = rte_zmalloc(NULL,
 544                         sizeof(struct rte_eth_fc_conf), MAX_CACHELINE);
 545                 if (!dpaa_intf->fc_conf) {
 546                         DPAA_PMD_ERR("unable to save flow control info");
 547                         return -ENOMEM;
 548                 }
 549         }
 550         net_fc = dpaa_intf->fc_conf;
 551
 552         if (fc_conf->high_water < fc_conf->low_water) {
 553                 DPAA_PMD_ERR("Incorrect Flow Control Configuration");
 554                 return -EINVAL;
 555         }
 556
 557         if (fc_conf->mode == RTE_FC_NONE) {
 558                 return 0;
 559         } else if (fc_conf->mode == RTE_FC_TX_PAUSE ||
 560                  fc_conf->mode == RTE_FC_FULL) {
 561                 fman_if_set_fc_threshold(dpaa_intf->fif, fc_conf->high_water,
 562                                          fc_conf->low_water,
 563                                 dpaa_intf->bp_info->bpid);
 564                 if (fc_conf->pause_time)
 565                         fman_if_set_fc_quanta(dpaa_intf->fif,
 566                                               fc_conf->pause_time);
 567         }
 568
 569         /* Save the information in dpaa device */
 570         net_fc->pause_time = fc_conf->pause_time;
 571         net_fc->high_water = fc_conf->high_water;
 572         net_fc->low_water = fc_conf->low_water;
 573         net_fc->send_xon = fc_conf->send_xon;
 574         net_fc->mac_ctrl_frame_fwd = fc_conf->mac_ctrl_frame_fwd;
 575         net_fc->mode = fc_conf->mode;
 576         net_fc->autoneg = fc_conf->autoneg;
 577
 578         return 0;
 579 }
 580
 581 static int
 582 dpaa_flow_ctrl_get(struct rte_eth_dev *dev,
 583                    struct rte_eth_fc_conf *fc_conf)
 584 {
 585         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 586         struct rte_eth_fc_conf *net_fc = dpaa_intf->fc_conf;
 587         int ret;
 588
 589         PMD_INIT_FUNC_TRACE();
 590
 591         if (net_fc) {
 592                 fc_conf->pause_time = net_fc->pause_time;
 593                 fc_conf->high_water = net_fc->high_water;
 594                 fc_conf->low_water = net_fc->low_water;
 595                 fc_conf->send_xon = net_fc->send_xon;
 596                 fc_conf->mac_ctrl_frame_fwd = net_fc->mac_ctrl_frame_fwd;
 597                 fc_conf->mode = net_fc->mode;
 598                 fc_conf->autoneg = net_fc->autoneg;
 599                 return 0;
 600         }
 601         ret = fman_if_get_fc_threshold(dpaa_intf->fif);
 602         if (ret) {
 603                 fc_conf->mode = RTE_FC_TX_PAUSE;
 604                 fc_conf->pause_time = fman_if_get_fc_quanta(dpaa_intf->fif);
 605         } else {
 606                 fc_conf->mode = RTE_FC_NONE;
 607         }
 608
 609         return 0;
 610 }
 611
 612 static int
 613 dpaa_dev_add_mac_addr(struct rte_eth_dev *dev,
 614                              struct ether_addr *addr,
 615                              uint32_t index,
 616                              __rte_unused uint32_t pool)
 617 {
 618         int ret;
 619         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 620
 621         PMD_INIT_FUNC_TRACE();
 622
 623         ret = fman_if_add_mac_addr(dpaa_intf->fif, addr->addr_bytes, index);
 624
 625         if (ret)
 626                 RTE_LOG(ERR, PMD, "error: Adding the MAC ADDR failed:"
 627                         " err = %d", ret);
 628         return 0;
 629 }
 630
 631 static void
 632 dpaa_dev_remove_mac_addr(struct rte_eth_dev *dev,
 633                           uint32_t index)
 634 {
 635         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 636
 637         PMD_INIT_FUNC_TRACE();
 638
 639         fman_if_clear_mac_addr(dpaa_intf->fif, index);
 640 }
 641
 642 static void
 643 dpaa_dev_set_mac_addr(struct rte_eth_dev *dev,
 644                        struct ether_addr *addr)
 645 {
 646         int ret;
 647         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 648
 649         PMD_INIT_FUNC_TRACE();
 650
 651         ret = fman_if_add_mac_addr(dpaa_intf->fif, addr->addr_bytes, 0);
 652         if (ret)
 653                 RTE_LOG(ERR, PMD, "error: Setting the MAC ADDR failed %d", ret);
 654 }
 655
 656 static struct eth_dev_ops dpaa_devops = {
 657         .dev_configure            = dpaa_eth_dev_configure,
 658         .dev_start                = dpaa_eth_dev_start,
 659         .dev_stop                 = dpaa_eth_dev_stop,
 660         .dev_close                = dpaa_eth_dev_close,
 661         .dev_infos_get            = dpaa_eth_dev_info,
 662         .dev_supported_ptypes_get = dpaa_supported_ptypes_get,
 663
 664         .rx_queue_setup           = dpaa_eth_rx_queue_setup,
 665         .tx_queue_setup           = dpaa_eth_tx_queue_setup,
 666         .rx_queue_release         = dpaa_eth_rx_queue_release,
 667         .tx_queue_release         = dpaa_eth_tx_queue_release,
 668
 669         .flow_ctrl_get            = dpaa_flow_ctrl_get,
 670         .flow_ctrl_set            = dpaa_flow_ctrl_set,
 671
 672         .link_update              = dpaa_eth_link_update,
 673         .stats_get                = dpaa_eth_stats_get,
 674         .xstats_get               = dpaa_dev_xstats_get,
 675         .xstats_get_by_id         = dpaa_xstats_get_by_id,
 676         .xstats_get_names_by_id   = dpaa_xstats_get_names_by_id,
 677         .xstats_get_names         = dpaa_xstats_get_names,
 678         .xstats_reset             = dpaa_eth_stats_reset,
 679         .stats_reset              = dpaa_eth_stats_reset,
 680         .promiscuous_enable       = dpaa_eth_promiscuous_enable,
 681         .promiscuous_disable      = dpaa_eth_promiscuous_disable,
 682         .allmulticast_enable      = dpaa_eth_multicast_enable,
 683         .allmulticast_disable     = dpaa_eth_multicast_disable,
 684         .mtu_set                  = dpaa_mtu_set,
 685         .dev_set_link_down        = dpaa_link_down,
 686         .dev_set_link_up          = dpaa_link_up,
 687         .mac_addr_add             = dpaa_dev_add_mac_addr,
 688         .mac_addr_remove          = dpaa_dev_remove_mac_addr,
 689         .mac_addr_set             = dpaa_dev_set_mac_addr,
 690
 691         .fw_version_get           = dpaa_fw_version_get,
 692 };
 693
 694 static int dpaa_fc_set_default(struct dpaa_if *dpaa_intf)
 695 {
 696         struct rte_eth_fc_conf *fc_conf;
 697         int ret;
 698
 699         PMD_INIT_FUNC_TRACE();
 700
 701         if (!(dpaa_intf->fc_conf)) {
 702                 dpaa_intf->fc_conf = rte_zmalloc(NULL,
 703                         sizeof(struct rte_eth_fc_conf), MAX_CACHELINE);
 704                 if (!dpaa_intf->fc_conf) {
 705                         DPAA_PMD_ERR("unable to save flow control info");
 706                         return -ENOMEM;
 707                 }
 708         }
 709         fc_conf = dpaa_intf->fc_conf;
 710         ret = fman_if_get_fc_threshold(dpaa_intf->fif);
 711         if (ret) {
 712                 fc_conf->mode = RTE_FC_TX_PAUSE;
 713                 fc_conf->pause_time = fman_if_get_fc_quanta(dpaa_intf->fif);
 714         } else {
 715                 fc_conf->mode = RTE_FC_NONE;
 716         }
 717
 718         return 0;
 719 }
 720
 721 /* Initialise an Rx FQ */
 722 static int dpaa_rx_queue_init(struct qman_fq *fq,
 723                               uint32_t fqid)
 724 {
 725         struct qm_mcc_initfq opts = {0};
 726         int ret;
 727
 728         PMD_INIT_FUNC_TRACE();
 729
 730         ret = qman_reserve_fqid(fqid);
 731         if (ret) {
 732                 DPAA_PMD_ERR("reserve rx fqid %d failed with ret: %d",
 733                              fqid, ret);
 734                 return -EINVAL;
 735         }
 736
 737         DPAA_PMD_DEBUG("creating rx fq %p, fqid %d", fq, fqid);
 738         ret = qman_create_fq(fqid, QMAN_FQ_FLAG_NO_ENQUEUE, fq);
 739         if (ret) {
 740                 DPAA_PMD_ERR("create rx fqid %d failed with ret: %d",
 741                         fqid, ret);
 742                 return ret;
 743         }
 744
 745         opts.we_mask = QM_INITFQ_WE_DESTWQ | QM_INITFQ_WE_FQCTRL |
 746                        QM_INITFQ_WE_CONTEXTA;
 747
 748         opts.fqd.dest.wq = DPAA_IF_RX_PRIORITY;
 749         opts.fqd.fq_ctrl = QM_FQCTRL_AVOIDBLOCK | QM_FQCTRL_CTXASTASHING |
 750                            QM_FQCTRL_PREFERINCACHE;
 751         opts.fqd.context_a.stashing.exclusive = 0;
 752         opts.fqd.context_a.stashing.annotation_cl = DPAA_IF_RX_ANNOTATION_STASH;
 753         opts.fqd.context_a.stashing.data_cl = DPAA_IF_RX_DATA_STASH;
 754         opts.fqd.context_a.stashing.context_cl = DPAA_IF_RX_CONTEXT_STASH;
 755
 756         /*Enable tail drop */
 757         opts.we_mask = opts.we_mask | QM_INITFQ_WE_TDTHRESH;
 758         opts.fqd.fq_ctrl = opts.fqd.fq_ctrl | QM_FQCTRL_TDE;
 759         qm_fqd_taildrop_set(&opts.fqd.td, CONG_THRESHOLD_RX_Q, 1);
 760
 761         ret = qman_init_fq(fq, 0, &opts);
 762         if (ret)
 763                 DPAA_PMD_ERR("init rx fqid %d failed with ret: %d", fqid, ret);
 764         return ret;
 765 }
 766
 767 /* Initialise a Tx FQ */
 768 static int dpaa_tx_queue_init(struct qman_fq *fq,
 769                               struct fman_if *fman_intf)
 770 {
 771         struct qm_mcc_initfq opts = {0};
 772         int ret;
 773
 774         PMD_INIT_FUNC_TRACE();
 775
 776         ret = qman_create_fq(0, QMAN_FQ_FLAG_DYNAMIC_FQID |
 777                              QMAN_FQ_FLAG_TO_DCPORTAL, fq);
 778         if (ret) {
 779                 DPAA_PMD_ERR("create tx fq failed with ret: %d", ret);
 780                 return ret;
 781         }
 782         opts.we_mask = QM_INITFQ_WE_DESTWQ | QM_INITFQ_WE_FQCTRL |
 783                        QM_INITFQ_WE_CONTEXTB | QM_INITFQ_WE_CONTEXTA;
 784         opts.fqd.dest.channel = fman_intf->tx_channel_id;
 785         opts.fqd.dest.wq = DPAA_IF_TX_PRIORITY;
 786         opts.fqd.fq_ctrl = QM_FQCTRL_PREFERINCACHE;
 787         opts.fqd.context_b = 0;
 788         /* no tx-confirmation */
 789         opts.fqd.context_a.hi = 0x80000000 | fman_dealloc_bufs_mask_hi;
 790         opts.fqd.context_a.lo = 0 | fman_dealloc_bufs_mask_lo;
 791         DPAA_PMD_DEBUG("init tx fq %p, fqid %d", fq, fq->fqid);
 792         ret = qman_init_fq(fq, QMAN_INITFQ_FLAG_SCHED, &opts);
 793         if (ret)
 794                 DPAA_PMD_ERR("init tx fqid %d failed %d", fq->fqid, ret);
 795         return ret;
 796 }
 797
 798 #ifdef RTE_LIBRTE_DPAA_DEBUG_DRIVER
 799 /* Initialise a DEBUG FQ ([rt]x_error, rx_default). */
 800 static int dpaa_debug_queue_init(struct qman_fq *fq, uint32_t fqid)
 801 {
 802         struct qm_mcc_initfq opts = {0};
 803         int ret;
 804
 805         PMD_INIT_FUNC_TRACE();
 806
 807         ret = qman_reserve_fqid(fqid);
 808         if (ret) {
 809                 DPAA_PMD_ERR("Reserve debug fqid %d failed with ret: %d",
 810                         fqid, ret);
 811                 return -EINVAL;
 812         }
 813         /* "map" this Rx FQ to one of the interfaces Tx FQID */
 814         DPAA_PMD_DEBUG("Creating debug fq %p, fqid %d", fq, fqid);
 815         ret = qman_create_fq(fqid, QMAN_FQ_FLAG_NO_ENQUEUE, fq);
 816         if (ret) {
 817                 DPAA_PMD_ERR("create debug fqid %d failed with ret: %d",
 818                         fqid, ret);
 819                 return ret;
 820         }
 821         opts.we_mask = QM_INITFQ_WE_DESTWQ | QM_INITFQ_WE_FQCTRL;
 822         opts.fqd.dest.wq = DPAA_IF_DEBUG_PRIORITY;
 823         ret = qman_init_fq(fq, 0, &opts);
 824         if (ret)
 825                 DPAA_PMD_ERR("init debug fqid %d failed with ret: %d",
 826                             fqid, ret);
 827         return ret;
 828 }
 829 #endif
 830
 831 /* Initialise a network interface */
 832 static int
 833 dpaa_dev_init(struct rte_eth_dev *eth_dev)
 834 {
 835         int num_cores, num_rx_fqs, fqid;
 836         int loop, ret = 0;
 837         int dev_id;
 838         struct rte_dpaa_device *dpaa_device;
 839         struct dpaa_if *dpaa_intf;
 840         struct fm_eth_port_cfg *cfg;
 841         struct fman_if *fman_intf;
 842         struct fman_if_bpool *bp, *tmp_bp;
 843
 844         PMD_INIT_FUNC_TRACE();
 845
 846         /* For secondary processes, the primary has done all the work */
 847         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
 848                 return 0;
 849
 850         dpaa_device = DEV_TO_DPAA_DEVICE(eth_dev->device);
 851         dev_id = dpaa_device->id.dev_id;
 852         dpaa_intf = eth_dev->data->dev_private;
 853         cfg = &dpaa_netcfg->port_cfg[dev_id];
 854         fman_intf = cfg->fman_if;
 855
 856         dpaa_intf->name = dpaa_device->name;
 857
 858         /* save fman_if & cfg in the interface struture */
 859         dpaa_intf->fif = fman_intf;
 860         dpaa_intf->ifid = dev_id;
 861         dpaa_intf->cfg = cfg;
 862
 863         /* Initialize Rx FQ's */
 864         if (getenv("DPAA_NUM_RX_QUEUES"))
 865                 num_rx_fqs = atoi(getenv("DPAA_NUM_RX_QUEUES"));
 866         else
 867                 num_rx_fqs = DPAA_DEFAULT_NUM_PCD_QUEUES;
 868
 869         /* Each device can not have more than DPAA_PCD_FQID_MULTIPLIER RX
 870          * queues.
 871          */
 872         if (num_rx_fqs <= 0 || num_rx_fqs > DPAA_PCD_FQID_MULTIPLIER) {
 873                 DPAA_PMD_ERR("Invalid number of RX queues\n");
 874                 return -EINVAL;
 875         }
 876
 877         dpaa_intf->rx_queues = rte_zmalloc(NULL,
 878                 sizeof(struct qman_fq) * num_rx_fqs, MAX_CACHELINE);
 879         if (!dpaa_intf->rx_queues) {
 880                 DPAA_PMD_ERR("Failed to alloc mem for RX queues\n");
 881                 return -ENOMEM;
 882         }
 883
 884         for (loop = 0; loop < num_rx_fqs; loop++) {
 885                 fqid = DPAA_PCD_FQID_START + dpaa_intf->ifid *
 886                         DPAA_PCD_FQID_MULTIPLIER + loop;
 887                 ret = dpaa_rx_queue_init(&dpaa_intf->rx_queues[loop], fqid);
 888                 if (ret)
 889                         goto free_rx;
 890                 dpaa_intf->rx_queues[loop].dpaa_intf = dpaa_intf;
 891         }
 892         dpaa_intf->nb_rx_queues = num_rx_fqs;
 893
 894         /* Initialise Tx FQs. Have as many Tx FQ's as number of cores */
 895         num_cores = rte_lcore_count();
 896         dpaa_intf->tx_queues = rte_zmalloc(NULL, sizeof(struct qman_fq) *
 897                 num_cores, MAX_CACHELINE);
 898         if (!dpaa_intf->tx_queues) {
 899                 DPAA_PMD_ERR("Failed to alloc mem for TX queues\n");
 900                 ret = -ENOMEM;
 901                 goto free_rx;
 902         }
 903
 904         for (loop = 0; loop < num_cores; loop++) {
 905                 ret = dpaa_tx_queue_init(&dpaa_intf->tx_queues[loop],
 906                                          fman_intf);
 907                 if (ret)
 908                         goto free_tx;
 909                 dpaa_intf->tx_queues[loop].dpaa_intf = dpaa_intf;
 910         }
 911         dpaa_intf->nb_tx_queues = num_cores;
 912
 913 #ifdef RTE_LIBRTE_DPAA_DEBUG_DRIVER
 914         dpaa_debug_queue_init(&dpaa_intf->debug_queues[
 915                 DPAA_DEBUG_FQ_RX_ERROR], fman_intf->fqid_rx_err);
 916         dpaa_intf->debug_queues[DPAA_DEBUG_FQ_RX_ERROR].dpaa_intf = dpaa_intf;
 917         dpaa_debug_queue_init(&dpaa_intf->debug_queues[
 918                 DPAA_DEBUG_FQ_TX_ERROR], fman_intf->fqid_tx_err);
 919         dpaa_intf->debug_queues[DPAA_DEBUG_FQ_TX_ERROR].dpaa_intf = dpaa_intf;
 920 #endif
 921
 922         DPAA_PMD_DEBUG("All frame queues created");
 923
 924         /* Get the initial configuration for flow control */
 925         dpaa_fc_set_default(dpaa_intf);
 926
 927         /* reset bpool list, initialize bpool dynamically */
 928         list_for_each_entry_safe(bp, tmp_bp, &cfg->fman_if->bpool_list, node) {
 929                 list_del(&bp->node);
 930                 free(bp);
 931         }
 932
 933         /* Populate ethdev structure */
 934         eth_dev->dev_ops = &dpaa_devops;
 935         eth_dev->rx_pkt_burst = dpaa_eth_queue_rx;
 936         eth_dev->tx_pkt_burst = dpaa_eth_tx_drop_all;
 937
 938         /* Allocate memory for storing MAC addresses */
 939         eth_dev->data->mac_addrs = rte_zmalloc("mac_addr",
 940                 ETHER_ADDR_LEN * DPAA_MAX_MAC_FILTER, 0);
 941         if (eth_dev->data->mac_addrs == NULL) {
 942                 DPAA_PMD_ERR("Failed to allocate %d bytes needed to "
 943                                                 "store MAC addresses",
 944                                 ETHER_ADDR_LEN * DPAA_MAX_MAC_FILTER);
 945                 ret = -ENOMEM;
 946                 goto free_tx;
 947         }
 948
 949         /* copy the primary mac address */
 950         ether_addr_copy(&fman_intf->mac_addr, &eth_dev->data->mac_addrs[0]);
 951
 952         RTE_LOG(INFO, PMD, "net: dpaa: %s: %02x:%02x:%02x:%02x:%02x:%02x\n",
 953                 dpaa_device->name,
 954                 fman_intf->mac_addr.addr_bytes[0],
 955                 fman_intf->mac_addr.addr_bytes[1],
 956                 fman_intf->mac_addr.addr_bytes[2],
 957                 fman_intf->mac_addr.addr_bytes[3],
 958                 fman_intf->mac_addr.addr_bytes[4],
 959                 fman_intf->mac_addr.addr_bytes[5]);
 960
 961         /* Disable RX mode */
 962         fman_if_discard_rx_errors(fman_intf);
 963         fman_if_disable_rx(fman_intf);
 964         /* Disable promiscuous mode */
 965         fman_if_promiscuous_disable(fman_intf);
 966         /* Disable multicast */
 967         fman_if_reset_mcast_filter_table(fman_intf);
 968         /* Reset interface statistics */
 969         fman_if_stats_reset(fman_intf);
 970
 971         return 0;
 972
 973 free_tx:
 974         rte_free(dpaa_intf->tx_queues);
 975         dpaa_intf->tx_queues = NULL;
 976         dpaa_intf->nb_tx_queues = 0;
 977
 978 free_rx:
 979         rte_free(dpaa_intf->rx_queues);
 980         dpaa_intf->rx_queues = NULL;
 981         dpaa_intf->nb_rx_queues = 0;
 982         return ret;
 983 }
 984
 985 static int
 986 dpaa_dev_uninit(struct rte_eth_dev *dev)
 987 {
 988         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 989
 990         PMD_INIT_FUNC_TRACE();
 991
 992         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
 993                 return -EPERM;
 994
 995         if (!dpaa_intf) {
 996                 DPAA_PMD_WARN("Already closed or not started");
 997                 return -1;
 998         }
 999
1000         dpaa_eth_dev_close(dev);
1001
1002         /* release configuration memory */
1003         if (dpaa_intf->fc_conf)
1004                 rte_free(dpaa_intf->fc_conf);
1005
1006         rte_free(dpaa_intf->rx_queues);
1007         dpaa_intf->rx_queues = NULL;
1008
1009         rte_free(dpaa_intf->tx_queues);
1010         dpaa_intf->tx_queues = NULL;
1011
1012         /* free memory for storing MAC addresses */
1013         rte_free(dev->data->mac_addrs);
1014         dev->data->mac_addrs = NULL;
1015
1016         dev->dev_ops = NULL;
1017         dev->rx_pkt_burst = NULL;
1018         dev->tx_pkt_burst = NULL;
1019
1020         return 0;
1021 }
1022
1023 static int
1024 rte_dpaa_probe(struct rte_dpaa_driver *dpaa_drv,
1025                struct rte_dpaa_device *dpaa_dev)
1026 {
1027         int diag;
1028         int ret;
1029         struct rte_eth_dev *eth_dev;
1030
1031         PMD_INIT_FUNC_TRACE();
1032
1033         /* In case of secondary process, the device is already configured
1034          * and no further action is required, except portal initialization
1035          * and verifying secondary attachment to port name.
1036          */
1037         if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
1038                 eth_dev = rte_eth_dev_attach_secondary(dpaa_dev->name);
1039                 if (!eth_dev)
1040                         return -ENOMEM;
1041                 return 0;
1042         }
1043
1044         if (!is_global_init) {
1045                 /* One time load of Qman/Bman drivers */
1046                 ret = qman_global_init();
1047                 if (ret) {
1048                         DPAA_PMD_ERR("QMAN initialization failed: %d",
1049                                      ret);
1050                         return ret;
1051                 }
1052                 ret = bman_global_init();
1053                 if (ret) {
1054                         DPAA_PMD_ERR("BMAN initialization failed: %d",
1055                                      ret);
1056                         return ret;
1057                 }
1058
1059                 is_global_init = 1;
1060         }
1061
1062         ret = rte_dpaa_portal_init((void *)1);
1063         if (ret) {
1064                 DPAA_PMD_ERR("Unable to initialize portal");
1065                 return ret;
1066         }
1067
1068         eth_dev = rte_eth_dev_allocate(dpaa_dev->name);
1069         if (eth_dev == NULL)
1070                 return -ENOMEM;
1071
1072         eth_dev->data->dev_private = rte_zmalloc(
1073                                         "ethdev private structure",
1074                                         sizeof(struct dpaa_if),
1075                                         RTE_CACHE_LINE_SIZE);
1076         if (!eth_dev->data->dev_private) {
1077                 DPAA_PMD_ERR("Cannot allocate memzone for port data");
1078                 rte_eth_dev_release_port(eth_dev);
1079                 return -ENOMEM;
1080         }
1081
1082         eth_dev->device = &dpaa_dev->device;
1083         eth_dev->device->driver = &dpaa_drv->driver;
1084         dpaa_dev->eth_dev = eth_dev;
1085
1086         /* Invoke PMD device initialization function */
1087         diag = dpaa_dev_init(eth_dev);
1088         if (diag == 0)
1089                 return 0;
1090
1091         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
1092                 rte_free(eth_dev->data->dev_private);
1093
1094         rte_eth_dev_release_port(eth_dev);
1095         return diag;
1096 }
1097
1098 static int
1099 rte_dpaa_remove(struct rte_dpaa_device *dpaa_dev)
1100 {
1101         struct rte_eth_dev *eth_dev;
1102
1103         PMD_INIT_FUNC_TRACE();
1104
1105         eth_dev = dpaa_dev->eth_dev;
1106         dpaa_dev_uninit(eth_dev);
1107
1108         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
1109                 rte_free(eth_dev->data->dev_private);
1110
1111         rte_eth_dev_release_port(eth_dev);
1112
1113         return 0;
1114 }
1115
1116 static struct rte_dpaa_driver rte_dpaa_pmd = {
1117         .drv_type = FSL_DPAA_ETH,
1118         .probe = rte_dpaa_probe,
1119         .remove = rte_dpaa_remove,
1120 };
1121
1122 RTE_PMD_REGISTER_DPAA(net_dpaa, rte_dpaa_pmd);